OT-2026-000074002
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000074002) never changes.
Identity and time
| Publication number | OT-2026-000074002 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-7267-932a-0e2d289bca9a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074002 |
| Status | PUBLIC |
Content hashes
| Canonical text | e678db1d00072cd08889a760b198db7f3812112a8d7ffd019e5c0ef34a8268d2 |
|---|---|
| Markdown | 5c1eb5a8635230b07eb8c9edcd3441a8755d19fa708cf47fd3bc423be816918c |
| Publication page | 0b27a9e7b7789b3ba927d643d78cc1fe2ab652e35d433f4d6445cf7fa0fd0181 |
| Manifest | 4e5d1c5071349b91d526816170bde546a24760a8782a14aac31d870f18cf2d6d |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | yxoMSV45Whte+HdVZxCjnr/jc7lFjTBWHsuU0oT8i451TjsFagOPl39T5KDGCyTRsX2PV3Moff3sBVLyBtZtCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:19:54.953428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074002observed 0b27a9e7b7789b3ba927d643d78cc1fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:54.932968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074002/manifest.jsonobserved 4e5d1c5071349b91d526816170bde546...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:54.913237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074002/publication.mdobserved 5c1eb5a8635230b07eb8c9edcd3441a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:54.892367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074002/publication.txtobserved e678db1d00072cd08889a760b198db7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|